How Much Work Is Done by a Person Lifting a 2.0-Kg

question 42

Multiple Choice

How much work is done by a person lifting a 2.0-kg object from the bottom of a well at a constant speed of 2.0 m/s for 5.0 s?

• A) 0.22 kJ
• B) 0.20 kJ
• C) 0.24 kJ
• D) 0.27 kJ
• E) 0.31 kJ

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Definitions:

Gonorrhea

A sexually transmitted infection caused by the Neisseria gonorrhoeae bacterium.

Heterosexual

Attraction to and sexual relations between individuals of the opposite sex.

Gamete

A mature haploid male or female germ cell that is able to unite with another of the opposite sex in sexual reproduction to form a zygote.

Condom

A contraceptive device usually made of latex or polyurethane, worn on the penis or inserted into the vagina to prevent pregnancy and reduce the risk of sexually transmitted infections.